接触线

用Mathematic软件求解了螺旋升角、接触线、界限函数、诱导法曲率，并进行了图形仿真。

The helix angle , the contact line , the limit function and the induced normal curvature are discussed with the aid of Mathematic .

为了计算瞬时接触线，建立了存在加工误差时一次包络TI蜗杆传动的啮合方程。

In order to calculate the position of the contact line , the first-meshing equations of TI worm drive with processing errors are established .

基于MATLAB直线齿环面蜗杆的接触线分析与数字化曲面绘制

MATLAB-based analysis of contacting lines and numerical surface drawing of Hindley Worm

高速电气化铁道用CuSn合金接触线成形工艺研究

Forming Technology of Cu-Sn Alloy Contact Wire for High-speed Electric Railway

利用微分几何相关知识建立了内外环的双曲面等距曲面及滚柱的几何模型，求解出其接触线为直线并用MATLAB进行了理论验证。

Establish geometry model of hyperboloid clutch with rollers with differential geometry . We know that the line of tangent is beeline and validate it with Matlab .

微量稀土对Cu-Ag接触线性能的影响

The effects of trace rare-earth on the properties of Cu-Ag contact wire

从接触线和啮合界限线的角度对二次包络TI蜗杆传动进行了接触性能分析。

From the point of view of the contact line and the meshing limit line , the contact performance of double enveloping TI ( Torioidal Involute ) worm gearing is analysed .

文章从介绍二相界面的Laplace方程开始，到Young提出的关于三相接触线的平衡方程，以及后来的一些研究者对其做的修正补充。

It starts from the Laplace equation of a two-phase interface , to the Young equation of three-phase contact line , as well as some modifications on the Young equation appeared in literature .

主要研究内容如下：由于TI蜗杆齿面上的接触线方程是一种超越函数，直接在有限元分析软件ANSYS中建模比较困难。

The content of this research is as follows : Direct modeling for tooth surface of TI worm in ANSYS is difficult for the equations of contact lines being a kind of transcendental function .

浸润接触线的摩擦性质与固体表面张力的Wenzel行为

Frictional property of wetting contact line and Wenzel 's behavior of solid surface tension

本文研究了稀土Ce对电气化铁路用高强高导接触线Cu-Cr-Zr合金的强度、硬度、导电性和热强性等的影响。

This paper is dealt with the effects of rare-earth on the properties ( such as strength , hardness , electrical conductivity and heat-resistance , etc. ) of Cu-Cr-Zr contact wire for electrified railway .

随着电气化铁路运行向高速化发展，开发新型的Cu-Cr-Zr系、Cu-Mg系铜合金接触线是必要且可行的。

Along with high-speed developing of the electric train , the development of Cu-Cr-Zr and Cu-Mg copper alloys is necessary and feasible .

对于第二种配置，以PDMS盖板封装Si微通道为例，仿真表明，在微阀打开前，侧壁上的接触线大部分停留在扩张段入口。

For the second configuration , e.g. the CBV with a Si microchannel and a PDMS cover , the simulation results show that most of the contact lines are stopped at the entrance of expansive section before the CBV bursts .

变形量对接触线用Cu-Cr-Zr-Y合金时效特性和力学性能的影响

Effect of cold working on aging characteristics and mechanical properties of Cu-Cr-Zr-Y alloy contact wire

分析表明，只有当蜗轮齿面上的啮合界限线为一条或两条且这两条线不重合时，才能在二次包络TI蜗杆传动副的蜗轮齿面上得到二次接触线；

The results show that only when there is one meshing limit line on the worm tooth flank or two lines which are not coincide with each other can the second contact line be seen on the worm tooth flank of double enveloping TI worm gearing .

对二次包络Q-TI蜗杆传动的接触线分布特征进行数值分析。

Numerical analysis on distribution feature of contact lines of double-enveloping Q-TI worm gearing is studied .

对于第一种配置，以玻璃盖板封装PDMS微通道为例，试验和仿真表明，在被动阀侧壁，会有部分接触线越过扩张段入口。

For the first configuration , e.g. the CBV with a PDMS microchannel and a glass cover , the experimental and simulation results show that the contact line flows past the entrance of the expansive section in side walls .

探讨了微量稀土Ce，Y及混合稀土Ce+Y等对电气化铁路接触线用Cu-Cr-Zr合金的时效析出特性和软化温度的影响。

The effect of RE ( such as Ce , Y and mixed Ce + Y , etc ) on ageing precipitate , characteristics and softening resistance of Cu-Cr-Zr alloys contact wire used in electrical railway were investigated in this paper .

作为在高副传动领域的应用与延伸，研究了Bertrand共轭原理，其基本特征是一对Bertrand曲面在共轭的各瞬时接触线均为母线。

As a kind of application in the field of higher-pair gear transmission , Bertrand conjugate principle is studied and its basic characteristic is that the instantaneous contact line between a pair of Bertrand conjugate surfaces is the generator .

在Moffatt角区内部流动解的基础上，通过引入接触线特征参数表征表观接触线在前驱膜上的滑移程度，导出动态接触角的速度关系。

With introduction of the contact line characteristic parameter , λ′, describing the slipping degree of ACL on the precursor film , the relationship between the dynamic contact angle and the velocity of moving contact line were derived .

提出在直线区段的中心锚结附近和65m大跨距内，采取不等之字值布置法和反定位装置处的水平拉杆改成压管的措施减小接触线风偏。

It proposes to adopt variable stagger arrangement and to change the horizontal tension link on push-off device into the compression link so as to reduce the deflection of contact wire in area adjacent to mid-point anchor in straight line and in large span length up to 65 m.

粗糙表面上的移动接触线和动态接触角

Moving contact line and dynamic contact angle on rough solid surfaces

本文以共轭曲面原理为基础对旋转共轭曲面进行了理论分析，从包络面出发推导了表面为圆柱面的旋转共轭曲面方程、接触线方程。

This paper analyzes roller principle of conjugate rotational surface theoretically .

圆柱齿轮齿面接触线载荷分布的研究

Study of Load Distribution Along the Contact Lines of Cylindrical Gears

在安装区释放接触线张力。

Release the tension in the contact wire the installation area .

干式螺杆真空泵接触线长度的计算

Calculation the length of contact line for dry screw vacuum pump

电气化铁路用铜包钢接触线制造技术

Production technology of copper-clad steel contact wire used in electrified railway

相交双管的焊接装配接触线

Study on contacting line of two intersecting pipes in welding assembly

用上引连铸法生产铜银合金接触线的实验研究

Experimental Study of Cu-Ag Alloy Contact Wire Manufactured Through Upward-Casting Process

电气化铁路用接触线的最新发展与未来趋势

The Latest Development and Prospect of Contact Wire Materials for Electrical Railway